Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The onset of December introduces a moderate change in Irkutsk's weather, with average high-temperatures falling from November's freezing cold -4.6°C (23.7°F) to an extremely cold -11.5°C (11.3°F). Irkutsk observes an average low-temperature of -19.9°C (-3.8°F) during December nights.Humidity
In Irkutsk, the average relative humidity in December is 93%.Rainfall
In December, in Irkutsk, the rain falls for 2.5 days. Throughout December, 12mm (0.47") of precipitation is accumulated. Throughout the year, in Irkutsk, Russia, there are 102.6 rainfall days, and 310mm (12.2") of precipitation is accumulated.Snowfall
Months with snowfall in Irkutsk are January through May, September through December. In Irkutsk, in December, during 16.4 snowfall days, 95mm (3.74") of snow is typically accumulated. Throughout the year, in Irkutsk, there are 96.3 snowfall days, and 621mm (24.45") of snow is accumulated.Daylight
The month with the shortest days in Irkutsk is December, with an average of 7h and 48min of daylight.On the first day of December, sunrise is at 08:50 and sunset at 16:53. On the last day of the month, sunrise is at 09:12 and sunset at 16:59 +08.
Sunshine
December has the least sunshine of the year, with an average of 2.8h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 1 during December translates into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
How cold is December in Irkutsk?
What is the average humidity in December in Irkutsk?
How much does it rain in Irkutsk in December?
How many days does it snow in December in Irkutsk?
What is the month with the shortest days in Irkutsk?
How many hours of daylight does Irkutsk have in December?
What time are sunrise and sunset in December in Irkutsk?
What is the month with the least sunshine in Irkutsk?
How long on average sun shines in December in Irkutsk?
When is the lowest UV index in Irkutsk?
How high is the UV index in December in Irkutsk?
Average temperature in December
Irkutsk, Russia
- Average high temperature in December: -11.5°C
The warmest month (with the highest average high temperature) is July (25.8°C).
The month with the lowest average high temperature is January (-13.4°C).
- Average low temperature in December: -19.9°C
The month with the highest average low temperature is July (11.4°C).
The coldest month (with the lowest average low temperature) is January (-23.8°C).
Average pressure in December
Irkutsk, Russia
- Average pressure in December: 1031.2mbar
The month with the highest atmospheric pressure is January (1033.4mbar).
The month with the lowest atmospheric pressure is July (1006.6mbar).
Average wind speed in December
Irkutsk, Russia
- Average wind speed in December: 6.1km/h
The windiest month (with the highest average wind speed) is May (9.8km/h).
The calmest month (with the lowest average wind speed) is January (5.7km/h).
Average humidity in December
Irkutsk, Russia
- Average humidity in December: 93%
The months with the highest relative humidity are January and February (94%).
The month with the lowest relative humidity is May (54%).
Average rainfall in December
Irkutsk, Russia
- Average rainfall in December: 12mm
The wettest month (with the highest rainfall) is July (65mm).
The driest months (with the least rainfall) are January and February (7mm).
Average rainfall days in December
Irkutsk, Russia
- Average rainfall days in December: 2.5 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (2.2 days).
Average snowfall in December
Irkutsk, Russia
- Average snowfall in December: 95mm
The month with the highest snowfall is March (123mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in December
Irkutsk, Russia
- Average snowfall days in December: 16.4 days
The month with the highest number of snowfall days is December (16.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Irkutsk, Russia
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in December: 2h and 5min
The month with the most sunshine is June (Average sunshine: 12h and 36min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).
Average sunshine days in December
Irkutsk, Russia
- Average sunshine days in December: 15.8 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (12.2 days).
Average UV index in December
Irkutsk, Russia
- Average UV index in December: 1
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Irkutsk, Russia
- Average cloud cover in December: 64
The month with the most cloud cover is December (Cloud cover 64).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in December
Irkutsk, Russia
- Average visibility in December: 5km
The month with the highest visibility is June (10km).
The month with the lowest visibility is January (4km).
Irkutsk, Russia
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